-30.81% is the change from 211 to 146
Calculation steps:
[( 146 - 211 ) ÷ 211] x 100 = -30.81%
Formula
Percentage change = [(146 - 211) / 211] x 100
Subtract the new number by the original number
146 - 211 = -65
-65 ÷ 211 = -0.3080568720379147
-0.3080568720379147 x 100 = -30.81%